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Garnet is an alternative to traditional abrasive such as silica sand and slag. The color of Donghai Garnet is light red. It turns to light grew or milky white when it becomes micro-powder. Chemical & Physical Specification SiO2 36.0-40% Graivty 3.98 Al2O3 20.0--24.0% Bulk Density(#80) 2.15g/cm3 FeO 22.0-24.0% Hardness Mohs 8.2 Fe2O3 4.0-6.0% Melt point 1400 C MnO 00.5% Free Silica 0.1% Max TiO2 00.5% MgO 1.45% CaO 1.8% Typical applications:Lapping Making coated or bonded abrasive tools Sand blasting media Denim blasting Water filtration media Water jet-cutting abrasive Glass polishing High temperature gravel pack for deep oil wells. Available Grit & Typical applications:Grit No. Mesh MicronTypical application10/2010--202000 850Water filtration media20/4020--40850 425Sand blasting media30/6030--60600 250Sand blasting media40/6040--60425--250Water jet-cutting abrasive suggested materials: tile, Marble, granite, stone, stainless steel, steel plate.60/9060--90250--160Water jet-cutting abrasive (suggested materials: tile, marble, granite, stone, stainless steel, steel plate, glass, aluminum alloy. And other precious metal ) 90/12090--120160--125Precise water jet-cutting, hole drilling, lapping .120/180120--18012580Precise water jet-cutting, hole drilling, lapping180/240180--24080--63hole drilling, lapping2420--25850--710Sand blasting media ,lapping .,making coated or bonded abrasive tools3025--30710--600Sand blasting media ,lapping .,making coated or bonded abrasive tools3630--35 600--500 Sand blasting media ,lapping .,making coated or bonded abrasive tools4035--40500--425Sand blasting media ,lapping .making coated or bonded abrasive tools4640--45425--355Sand blasting media ,lapping .making coated or bonded abrasive tools5445--50355--300Sand blasting media ,lapping .making coated or bonded abrasive tools6050--60300-250Water jet-cutting abrasive, Sand blasting media ,lapping .making coated or bonded abrasive tools7060--70250--212Water jet-cutting abrasive, Sand blasting media ,lapping .making coated or bonded abrasive tools8070--80212--180Water jet-cutting abrasive ,Sand blasting media ,lapping .making coated or bonded abrasive tools